The #1 on M Countdown on 2018-11-15 was “Yes or Yes” by Twice — win No. 2 for the song and career win No. 49 for Twice (No. 11 on this show). It also won Show Champion, Inkigayo the same week (3 crowns).
“Yes or Yes” has 3 music show wins in total: 2018-11-14 Show Champion, 2018-11-15 M Countdown, 2018-11-18 Inkigayo. Twice had 16 wins in 2018 up to this date, and this was win No. 11 on M Countdown. The previous week's M Countdown #1 was “La Vie en Rose” by Iz*One. The other shows that week went to The Show: “La Vie en Rose” by Iz*One. Episode data comes from broadcasters' published results (Wikipedia lists, CC BY-SA) and is recounted daily.
| Date | Show | Song · Artist | |
|---|---|---|---|
| 2018-11-13 | The Show | La Vie en RoseIz*One | ★ #1 |
| 2018-11-14 | Show Champion | Yes or YesTwice | ★ #1 |
| 2018-11-15 | M Countdown | Yes or YesTwice | ★ #1 |
| 2018-11-18 | Inkigayo | Yes or YesTwice | ★ #1 |